Lose weight, gain extra lives

David Adam: Scientists have blamed video games for the explosion in childhood obesity. Nike, however, thinks it has the answer. It has invented an electronic gizmo that sits in the shoes of video-game players and rewards their exercise in the real world with prizes in the virtual one.

‘I don’t write to titillate. I censor like crazy to make my blogs less erotic’

Her anonymous sex blog was a runaway success; the book of the blog is a bestseller. But last weekend the true identity of author ‘Abby Lee’ was revealed - and her life was turned upside down. In her first interview, Zoe Margolis talks to Zoe Williams about porn, feminism and breaking the news of her secret writing career to her parents.

Beaming in on a deadly disease

Once the stuff of science fiction, charged particle beams are being used in the fight against cancer, says Michael Pollitt.

‘How’s my healing?’

Michael Cross: An independent website that provides patient feedback shows what can be done with free public sector information.

How far have I run? Ask the iPod

The latest must-have product for the digital generation, courtesy of Apple and Nike, is a pair of running shoes that uses your iPod to tell you how far you have run and how many calories you have burned. By Sam Jones.